media: meson: vdec: add helpers for lossless framebuffer compression buffers

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Add helpers to support the lossless framebuffer compression format that
will be used in HEVC & VP9 decoders when decoding 10bit content for
downsampling to 8bit NV12 and later proper compressed buffer support.

Signed-off-by: Maxime Jourdan <mjourdan@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Tested-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

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Maxime Jourdan 2020-03-04 10:46:22 +01:00 • committed by Mauro Carvalho Chehab

parent 7624c9cd5b

commit 09b455d1da

2 changed files with 31 additions and 0 deletions

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27

drivers/staging/media/meson/vdec/vdec_helpers.c

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4

drivers/staging/media/meson/vdec/vdec_helpers.h

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